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fix changed member scenario (no need to fetch from storage) and errors

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This commit is contained in:
Bruno Windels 2020-08-19 16:51:16 +02:00
parent 4144b0b281
commit faaabd1837
1 changed files with 34 additions and 23 deletions
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25
src/matrix/room/members/load.js
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@ -37,24 +37,27 @@ async function fetchMembers({summary, roomId, hsApi, storage, setChangedMembersM
storage.storeNames.roomSummary,
storage.storeNames.roomMembers,
]);
const summaryChanges = summary.writeHasFetchedMembers(true, txn);
let summaryChanges;
let members;
try {
summaryChanges = summary.writeHasFetchedMembers(true, txn);
const {roomMembers} = txn;
const memberEvents = memberResponse.chunk;
if (!Array.isArray(memberEvents)) {
throw new Error("malformed");
}
const members = await Promise.all(memberEvents.map(async memberEvent => {
members = await Promise.all(memberEvents.map(async memberEvent => {
const userId = memberEvent?.state_key;
if (!userId) {
throw new Error("malformed");
}
// this member was changed during a sync that happened while calling /members
// and thus is more recent, so don't overwrite
if (changedMembersDuringSync.has(userId)) {
const memberData = await roomMembers.get(roomId, userId);
if (memberData) {
return new RoomMember(memberData);
}
const changedMember = changedMembersDuringSync.get(userId);
if (changedMember) {
return changedMember;
} else {
const member = RoomMember.fromMemberEvent(roomId, memberEvent);
if (member) {
@ -63,7 +66,15 @@ async function fetchMembers({summary, roomId, hsApi, storage, setChangedMembersM
return member;
}
}));
} catch (err) {
// abort txn on any error
txn.abort();
throw err;
} finally {
// important this gets cleared
// or otherwise Room remains in "fetching-members" mode
setChangedMembersMap(null);
}
await txn.complete();
summary.applyChanges(summaryChanges);
return members;